$ git clone -n https://src.fedoraproject.org/rpms/kf6-kwidgetsaddons.git /var/lib/mock/f40-build-774881-127918/root/chroot_tmpdir/scmroot/kf6-kwidgetsaddons
Cloning into '/var/lib/mock/f40-build-774881-127918/root/chroot_tmpdir/scmroot/kf6-kwidgetsaddons'...
$ git fetch origin 0f4d596dc5edb6882d077e485b41504bb4d84684:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kwidgetsaddons
 * [new ref]         0f4d596dc5edb6882d077e485b41504bb4d84684 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f4d596 5.248.0